CPC C08F 10/02 (2013.01) [B01J 8/08 (2013.01); B01J 19/2455 (2013.01); C08K 3/08 (2013.01); C08K 3/36 (2013.01)] | 32 Claims |
1. A supported chromium catalyst comprising a solid oxide and from 0.1 to 15 wt. % chromium, wherein the supported chromium catalyst is characterized by:
(A1) an amount of the supported chromium catalyst with a particle size greater than 100 μm of less than or equal to 3 wt. %;
(A2) a particle size span ((d90-d10)/d50) in a range from 0.5 to 1.4; and
(A3) a d50 average particle size from 15 to 60 μm;
wherein the catalyst contains, independently, less than 0.1 ppm of Mg, V, Ti, Zr, and Hf.
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